156918416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{516179}}^1$

素因数の和:516206

約数の個数: 20

約数和(自身を含む): 320031600

約数和(自身を除く): 163113184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 516179, 1032358, 2064716, 4129432, 8258864, 9807401, 19614802, 39229604, 78459208, 156918416]

約数ペア:

[(1, 156918416), (2, 78459208), (4, 39229604), (8, 19614802), (16, 9807401), (19, 8258864), (38, 4129432), (76, 2064716), (152, 1032358), (304, 516179)]